title: Restriction in IgM expression--I. The VH regions of equine anti-lactose antibodies.
mesh_terms: D000818:Animals; D001666:Binding Sites, Antibody / Q000302:isolation & purification*; D006736:Horses; D007075:Immunoglobulin M / Q000096:biosynthesis / Q000276:immunology*; D007135:Immunoglobulin Variable Region / Q000302:isolation & purification*; D007148:Immunoglobulin mu-Chains / Q000302:isolation & purification; D007525:Isoelectric Focusing; D007785:Lactose / Q000276:immunology*
chemical_list: D007075:Immunoglobulin M; D007135:Immunoglobulin Variable Region; D007148:Immunoglobulin mu-Chains; D007785:Lactose